Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Engine (Assembly)
Special Tool(s)
Guides, Connecting Rod
303-442 (T93P-6136-A)
Installer, Crankshaft Rear Oil
Seal
303-518 (T95P-6701-DH)
Installer, Crankshaft Rear Oil
Seal
303-516 (T95P-6701-BH)
Installer, Crankshaft Re ...
Rear seats
Rear Seat Entry and Exit
Use the seatback release to fold the
back of the front seat forward for
rear seat access. This release handle
is located on the upper back of the
front seat. The seatback locks
automatically when returned to the
normal position.
Use ...
Safety Precautions
WARNING: Never run the engine with one wheel off the ground, for
example, when
changing a tire. The wheel(s) resting on the ground could cause the vehicle to
move.
WARNING: The tire and wheel must always be correctly matched. It is very
important to
determ ...
